//
//  main.c
//  Demo02
//
//  Created by 袁超 on 2018/8/26.
//  Copyright © 2018年 yuanchao. All rights reserved.
//

#include <stdio.h>

int main(int argc, const char * argv[]) {
    // insert code here...
    int a = 10;
    int b=20;
    printf("Hello, World!\n");
    printf("a=%d,b=%d",a,b);
    return 0;
}
